1. Energy Conservation

2. What is a Watt? Unit of measurement for power Amount of energy per time Used to measure amount of energy used Usually measured in kilowatt (kWh)

3. How Do You Measure Energy Use? Smart meters are used to measure amount of energy used per building

4. When To Use Energy Different times of the day will have different prices Off-peak: least expensive Mid-peak: average cost On-peak: most expensive

5. What Do You Notice in Times?

6. Energy Efficiency Certain appliances use more electrical energy than others Different appliances will have different efficiency Why do you think the government picks up old refrigerators for free?

7. EnerGuide Shows average monthly/annual energy consumption Represented as kilowatts hour Shows efficiency range of appliance Information allows comparison of different brands and model Energy star symbol indicates appliance is one of the most efficient appliance in its class

8. Phantom Load Still consumes electricity after “turned off” – When devices are “turned off”, they are really in standby mode Device is plugged in Allow convenience/easy access to device Standby mode

9. Energy Conservation Starts with YOU! Lights Running hot water Incandescent light bulbs Computer monitors TVs Phone chargers

10. Homework Page 317 # 1, 2 Page 323 # 2, 4, 5